SCI & TECH● LOWSep 10 · Sep 10, 2026, 4:53 PM
Between 2001 and 2003, Philadelphia painted 340 low-income home roofs white; roof temperatures dropped between 4 and 5 °F, and air conditioning electricity consumption decreased by 560 kWh per year
Clarín · north america
El programa Philadelphia Cool Homes aplicó revestimientos blancos reflectantes en los techos de 340 viviendas de adultos mayores de bajos ingresos.La medida logró reducir la temperatura del techo hasta 5 °F (2,8 °C) y generó un ahorro promedio de 560 kWh al año por hogar en aire acondicionado, equivalente a todo el consumo de verano de un equipo de ventana.
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